Technical Summary
| Product designation | SIMOTICS S Synchronous motor 1FK7-HD |
|---|---|
| Optimum power | 1.2 kW |
| Rated torque (100 K) | 3.7 Nm |
| Static torque (100 K) | 4.50 Nm |
| Rated speed (100 K) | 3,000 rpm |
| Rated current | 3.5 A |
| Number of poles | 6 |
| Degree of protection | IP64 |
| Cooling | Natural cooling |
| Design acc. to Code I | IM B5 (IM V1, IM V3) |
| Connector size | M23 |
| Encoder system | Encoder IC22DQ: incremental encoder 22 bits (resolution 4194304, encoder-internal 2048 S/R) + commutation position 11 bits |
| Holding brake version | Permanent-magnet brake |
Applications
Connection of the motor encoder to a drive through the DRIVE-CLIQ interface.
Use as a motor in a motion-control drive system with SINAMICS S120.
Holding torque support through the built-in holding brake.
Key Features
SIMOTICS S Synchronous motor 1FK7-HD for exact part identification.
Rotatable incremental encoder 22 bit with DRIVE-CLIQ interface (Encoder IC22DQ).
With holding brake and holding torque 4.0 Nm.
Degree of protection IP64 with natural cooling.
Design acc. to Code I IM B5 (IM V1, IM V3) with connector size M23 and rotatable power and signal connectors.
PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Frequently Asked Questions
What is Siemens 1FK7044-4CF71-1DB0?
It is a SIMOTICS S synchronous motor, 1FK7-HD.
What are the main electrical ratings of 1FK7044-4CF71-1DB0?
Key ratings include PN=1.2kW, UDC=600V, M0=4.5Nm (100K), and NN=3000rpm.
Which encoder interface is used on 1FK7044-4CF71-1DB0?
It uses a rotatable incremental encoder 22 bit with DRIVE-CLIQ interface (Encoder IC22DQ).
What mounting and protection details are listed for 1FK7044-4CF71-1DB0?
It is designed acc. to Code I IM B5 (IM V1, IM V3) and has degree of protection IP64.
Does 1FK7044-4CF71-1DB0 include a holding brake?
Yes. It is supplied with a holding brake, and the holding brake version is Permanent-magnet brake.
